Caption : (170317) -- SUZHOU, March 17, 2017 (Xinhua) -- A woman changes diaper for her son at a toilet in Suzhou, east China's Jiangsu Province, March 15, 2017. Suzhou has upgraded 263 public toilets in 2016, built 85 new tourism toilets and converted 47 tourism toilets. New technology and materials are used in the building of toilets, which also offer services including nursing rooms, cellphone charging, wireless internet connecting and also online evaluation system. (Xinhua/Yang Lei) (zwx)